libnetfilter-cthelper0-dbg 1.0.0-1ubuntu2 (armhf binary) in ubuntu eoan

 libnetfilter_cthelper is the userspace library that provides the programming
 interface to the user-space helper infrastructure available since Linux kernel
 3.6. With this library, you register, configure, enable and disable user-space
 helpers.
 .
 This package provides the debugging symbols.